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131 lines
4.1 KiB
Python
131 lines
4.1 KiB
Python
import asyncio
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from aiogram import Bot, types
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from aiogram.contrib.fsm_storage.memory import MemoryStorage
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from aiogram.dispatcher import Dispatcher
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from aiogram.types import ParseMode
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from aiogram.utils import executor
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from aiogram.utils.markdown import text, bold
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API_TOKEN = 'BOT TOKEN HERE'
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loop = asyncio.get_event_loop()
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bot = Bot(token=API_TOKEN, loop=loop)
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# For example use simple MemoryStorage for Dispatcher.
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storage = MemoryStorage()
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dp = Dispatcher(bot, storage=storage)
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# States
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AGE = 'process_age'
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NAME = 'process_name'
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GENDER = 'process_gender'
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@dp.message_handler(commands=['start'])
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async def cmd_start(message: types.Message):
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"""
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Conversation's entry point
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"""
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# Get current state
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state = dp.current_state(chat=message.chat.id, user=message.from_user.id)
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# Update user's state
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await state.set_state(NAME)
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await message.reply("Hi there! What's your name?")
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# You can use state '*' if you need to handle all states
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@dp.message_handler(state='*', commands=['cancel'])
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@dp.message_handler(state='*', func=lambda message: message.text.lower() == 'cancel')
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async def cancel_handler(message: types.Message):
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"""
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Allow user to cancel any action
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"""
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with dp.current_state(chat=message.chat.id, user=message.from_user.id) as state:
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# Ignore command if user is not in any (defined) state
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if await state.get_state() is None:
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return
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# Otherwise cancel state and inform user about it
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# And remove keyboard (just in case)
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await state.reset_state(with_data=True)
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await message.reply('Canceled.', reply_markup=types.ReplyKeyboardRemove())
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@dp.message_handler(state=NAME)
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async def process_name(message: types.Message):
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"""
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Process user name
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"""
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# Save name to storage and go to next step
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# You can use context manager
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with dp.current_state(chat=message.chat.id, user=message.from_user.id) as state:
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await state.update_data(name=message.text)
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await state.set_state(AGE)
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await message.reply("How old are you?")
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# Check age. Age gotta be digit
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@dp.message_handler(state=AGE, func=lambda message: not message.text.isdigit())
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async def failed_process_age(message: types.Message):
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"""
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If age is invalid
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"""
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return await message.reply("Age gotta be a number.\nHow old are you? (digits only)")
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@dp.message_handler(state=AGE, func=lambda message: message.text.isdigit())
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async def process_age(message: types.Message):
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# Update state and data
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with dp.current_state(chat=message.chat.id, user=message.from_user.id) as state:
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await state.set_state(GENDER)
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await state.update_data(age=int(message.text))
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# Configure ReplyKeyboardMarkup
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markup = types.ReplyKeyboardMarkup(resize_keyboard=True, selective=True)
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markup.add("Male", "Female")
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markup.add("Other")
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await message.reply("What is your gender?", reply_markup=markup)
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@dp.message_handler(state=GENDER, func=lambda message: message.text not in ["Male", "Female", "Other"])
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async def failed_process_gender(message: types.Message):
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"""
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In this example gender has to be one of: Male, Female, Other.
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"""
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return await message.reply("Bad gender name. Choose you gender from keyboard.")
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@dp.message_handler(state=GENDER)
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async def process_gender(message: types.Message):
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state = dp.current_state(chat=message.chat.id, user=message.from_user.id)
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data = await state.get_data()
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data['gender'] = message.text
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# Remove keyboard
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markup = types.ReplyKeyboardRemove()
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# And send message
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await bot.send_message(message.chat.id, text(
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text('Hi! Nice to meet you,', bold(data['name'])),
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text('Age:', data['age']),
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text('Gender:', data['gender']),
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sep='\n'), reply_markup=markup, parse_mode=ParseMode.MARKDOWN)
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# Finish conversation
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# WARNING! This method will destroy all data in storage for current user!
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await state.finish()
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async def shutdown(dispatcher: Dispatcher):
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await dispatcher.storage.close()
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await dispatcher.storage.wait_closed()
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if __name__ == '__main__':
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executor.start_polling(dp, loop=loop, skip_updates=True, on_shutdown=shutdown)
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